TY - BOOK AU - Pyzdek,Thomas AU - Keller,Paul A. TI - Six Sigma handbook: a complete guide for green belts, black belts, and managers at all levels SN - 9780071070843 U1 - 658.562 PY - 2010/// CY - New Delhi PB - McGraw-Hill Companies KW - Production management KW - Quality control KW - Six sigma (Quality control standard) ER -